CN209909060U

CN209909060U - Noise reduction protection device for electromechanical equipment

Info

Publication number: CN209909060U
Application number: CN201920717094.2U
Authority: CN
Inventors: 曹武彪; 张洪广; 王涛; 陈玉国; 宋红雨
Original assignee: Tianjin Installation Work Co Ltd
Current assignee: Tianjin Installation Work Co Ltd
Priority date: 2019-05-17
Filing date: 2019-05-17
Publication date: 2020-01-07
Anticipated expiration: 2029-05-17

Abstract

The utility model discloses an electromechanical equipment noise reduction protection device, the structure of which comprises an installation sheet, a frame plate, a vibration reduction mechanism, an inert vibration reduction balancing weight, a side plate, a fixed screw, a noise reduction plate, an arch connecting frame, a spring and a gasket, the electromechanical equipment noise reduction protection device is provided with the vibration reduction mechanism, firstly, electromechanical equipment is installed on the arch connecting frame, when the electromechanical equipment vibrates, the vibration is firstly reduced by the inert vibration reduction balancing weight by utilizing structural materials, the vibration reduction effect is good, the traction blocks on two sides of the bottom end of the inert vibration reduction balancing weight guide the vibration downwards, a displacement plug rod moves downwards under the influence of gravity, hydraulic oil is connected with an oil pipe and hydraulic oil in a long pipe balance vibration reduction hydraulic groove, the generation of weakening vibration is reduced in the hydraulic oil balance process, a limit block is matched with the vibration reduction hydraulic groove to fix and limit the displacement plug rod, multiple vibration reduction and auxiliary part strengthening noise reduction are realized, and the practicability is high.

Description

Noise reduction protection device for electromechanical equipment

Technical Field

The utility model relates to an electromechanical device falls the protection technical field of making an uproar, concretely relates to electromechanical device falls protector of making an uproar.

Background

Electromechanical equipment, which is usually a group of medium-sized and large-sized machines and equipment aggregate, cannot be operated by hands and needs a fixed pedestal, is operated by using power such as a power supply and the like instead of manpower, and is generally placed in exclusive rooms such as machine rooms, workshops and factories.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, the noise reduction protection device for the electromechanical equipment is provided, the problem that the noise reduction effect is enhanced by adding an auxiliary part when multiple vibration reduction is difficult because the spring vibration reduction is only simply used in the prior art is solved, and the advantages of multiple vibration reduction, enhanced noise reduction of the auxiliary part and strong practicability are achieved.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides an electromechanical equipment noise reduction protection device, which comprises an installation sheet, a frame plate, a vibration reduction mechanism, an inert vibration reduction balancing weight, a side plate, a fixing screw, a noise reduction plate, an arch connecting frame, a spring and a gasket, wherein the side edge of the installation sheet is welded on the frame plate through electric arc, the upper surface of the frame plate is bonded with the lower surface of the vibration reduction mechanism through the adhesive, the side plate is arranged on the side line of the inert vibration reduction balancing weight, the side plate and the inert vibration reduction balancing weight are in an integrated structure, the inert vibration reduction balancing weight is connected with the arch connecting frame through the fixing screw, the fixing screw penetrates through the reserved hole on the arch connecting frame, the outer surface of the noise reduction plate is embedded into the arch connecting frame in an embedded mode, the bottom end of the noise reduction plate is elastically connected with the top end of the spring, the gasket is welded at the, the damping mechanism comprises a shell, an oil connecting pipe, an opening, a displacement plug rod, a damping hydraulic groove, a long pipe opening, a limiting block, an elastic filling body, a traction block, a transfer opening, a long pipe and a sealing ring, wherein the traction block used for connecting the displacement plug rod is embedded in the shell and is in clearance fit with the inner surface of the shell, the right side of the top end of the oil connecting pipe is communicated with the damping hydraulic groove with the function of balancing oil through the opening in the displacement plug rod, the displacement plug rod and the traction block used for connecting the inert damping counterweight block are of an integrated structure, the damping hydraulic groove is positioned above a frame plate, the long pipe opening used for transferring oil is arranged at the bottom end of the damping hydraulic groove, the long pipe opening is an inlet and outlet of the long pipe, the limiting block is fixedly arranged on the side edge of the displacement plug rod with the up-down moving function, the limiting block is positioned in the shell, and, the transfer port is a reserved port arranged at the bottom end of a vibration reduction hydraulic groove capable of balancing oil, the top end of the sealing ring is embedded in the bottom end of a displacement plug rod with an up-down moving function, and the inner surface of the sealing ring is connected with the outer surface of an oil connecting pipe in a sealing mode.

Furthermore, damping mechanisms are symmetrically installed on two sides of the bottom end of the inert damping balancing weight, and the damping mechanisms are connected with the inert damping balancing weight through a traction block.

Furthermore, hydraulic oil is filled in the vibration reduction hydraulic tank in the initial state, and the hydraulic oil is reserved in the oil connecting pipe and the long pipe.

Furthermore, the noise reduction plate is of a common perforated wood sound absorption plate and a built-in cavity structure.

Furthermore, the arch-shaped connecting frame is an auxiliary part connected with the electromechanical equipment, and the arch-shaped connecting frame is correspondingly drilled and installed when the electromechanical equipment is installed.

Furthermore, the oil connecting pipe is provided with 4 oil connecting pipes and 8 springs.

Furthermore, the included angle between the inertia vibration reduction balancing weight and the vibration reduction mechanism is 90 degrees.

Furthermore, the arch connecting frame is made of Q235 steel, has good plasticity and welding performance and good forming capability.

Furthermore, the displacement plug rod is made of 45# steel, so that the coaxiality is high, and the wear resistance is good.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

1) for solving prior art and often simply using the spring damping, add the problem of the auxiliary member when being difficult to multiple damping and reinforce noise reduction effect, through having set up damping mechanism, install electromechanical device on the arch link earlier, when electromechanical device vibrates, utilize the structure material to carry out the damping through inertia damping balancing weight earlier, the damping is effectual, the traction block on the inertia damping balancing weight bottom both sides will vibrate the guide downwards, the displacement cock stem is moved down by the influence of gravity, hydraulic oil uses even oil pipe, the hydraulic oil of long tube balance damping hydraulic pressure inslot, utilize the balanced in-process of hydraulic oil to weaken the production of vibration, stopper cooperation damping hydraulic pressure groove is fixed spacingly to the displacement cock stem, the intussuseption of casing is filled with the elastic filling body and is favorable to the damping, multiple damping, the auxiliary member is reinforceed and is fallen.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 is a schematic structural view of the damping mechanism of the present invention;

FIG. 4 is a schematic side sectional view of the damping mechanism of the present invention;

fig. 5 is a schematic view showing the connection of the spring according to the present invention.

In the figure: the device comprises an installation sheet-1, a frame plate-2, a vibration damping mechanism-3, an inert vibration damping balancing weight-4, a side plate-5, a fixing screw-6, a noise reduction plate-7, an arched connecting frame-8, a spring-9, a gasket-10, a shell-301, an oil connecting pipe-302, a through hole-303, a displacement plug rod-304, a vibration damping hydraulic groove-305, a long pipe opening-306, a limiting block-307, an elastic filling body-308, a traction block-309, a transfer opening-310, a long pipe-311 and a sealing ring-312.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides a noise reduction protection device for electromechanical devices: the device comprises a mounting plate 1, a frame plate 2, a vibration damping mechanism 3, an inert vibration damping balancing weight 4, a side plate 5, a fixing screw 6, a noise reduction plate 7, an arch-shaped connecting frame 8, a spring 9 and a gasket 10, wherein the side edge of the mounting plate 1 is welded on the frame plate 2 through electric arc, the upper surface of the frame plate 2 is bonded with the lower surface of the vibration damping mechanism 3 through an adhesive, the side plate 5 is arranged on the side line of the inert vibration damping balancing weight 4, the side plate 5 and the inert vibration damping balancing weight 4 are of an integrated structure, the inert vibration damping balancing weight 4 is connected with the arch-shaped connecting frame 8 through the fixing screw 6, the fixing screw 6 penetrates through a reserved hole in the arch-shaped connecting frame 8, the outer surface of the noise reduction plate 7 is embedded into the arch-shaped connecting frame 8 in a nesting mode, the bottom end of the noise reduction plate 7 is elastically connected with, the damping mechanism 3 comprises a shell 301, an oil connecting pipe 302, a through hole 303, a displacement plug rod 304, a damping hydraulic groove 305, a long pipe opening 306, a limit block 307, an elastic filler 308, a traction block 309, a transfer opening 310, a long pipe 311 and a sealing ring 312, wherein the traction block 309 for connecting the displacement plug rod 304 is embedded and installed on the shell 301, the traction block 309 is in clearance fit with the inner surface of the shell 301, the right side of the top end of the oil connecting pipe 302 is communicated with the damping hydraulic groove 305 with the function of balancing oil through the through hole 303 on the displacement plug rod 304, the displacement plug rod 304 and the traction block 309 which is connected with the inert damping counterweight block 4 are of an integrated structure, the damping hydraulic groove 305 is positioned above the frame plate 2, the long pipe opening 306 for transferring oil is arranged at the bottom end of the damping hydraulic groove 305, the long pipe opening 306 is an inlet and outlet of the long pipe 311, the limit block 307 is, and the stopper 307 is located inside the casing 301, the casing 301 is filled with an elastic filler 308 capable of undergoing elastic deformation after extrusion, the transfer port 310 is a reserved port arranged at the bottom end of a vibration reduction hydraulic groove 305 capable of balancing oil, the top end of the sealing ring 312 is embedded and installed at the bottom end of a displacement plug rod 304 with an up-and-down moving function, and the inner surface of the sealing ring 312 is hermetically connected with the outer surface of the oil connecting pipe 302.

Damping mechanisms 3 are symmetrically installed on two sides of the bottom end of the inert damping balancing weight 4, the damping mechanisms 3 are connected with the inert damping balancing weight 4 through a traction block 309, and sufficient space is reserved for damping and noise reduction protection.

Hydraulic oil is filled in the vibration reduction hydraulic tank 305 in an initial state, and hydraulic oil is reserved in the oil connecting pipe 302 and the long pipe 311, so that the normal operation of vibration reduction is ensured, and the vibration reduction and noise reduction effects are improved.

The noise reduction plate 7 is of a common hole wood sound absorption plate and a built-in cavity structure, noise reduction is carried out on noise generated by non-vibration in an auxiliary mode through the composition structure, and the noise reduction effect is good.

The arched connecting frame 8 is an auxiliary piece connected with the electromechanical equipment, the electromechanical equipment is installed by drilling holes in the arched connecting frame 8 correspondingly during installation, and the arched connecting frame 8 is a common prefabricated piece and can be flexibly installed in a matched mode.

The oil connecting pipe 302 is provided with 4 pipes, and the number of the springs 9 is 8.

Wherein, the contained angle of inertia damping balancing weight 4 and damping mechanism 3 is 90 degrees, guarantees the level setting of inertia damping balancing weight 4, does benefit to going on of inertia damping balancing weight 4 damping work.

The arched connecting frame 8 is made of Q235 steel, and has good plasticity and welding performance and good forming capacity.

The displacement plug rod 304 is made of 45# steel, and is high in coaxiality and good in wear resistance.

According to the table above show, the utility model discloses displacement cock stem 304 adopts 45# steel to make, and its axiality is high.

The inertia damping balancing weight 4, also known as an inertia pedestal and a damping pedestal, structurally increases the size and weight of a base of equipment, reasonably arranges the gravity center of the equipment, increases the stability of the equipment and reduces the transmission of the vibration of the equipment; the elastomeric filler 308, thermoplastic elastomers and various special saturated rubbers that cannot be sulfur vulcanized, the "elastomer" at present extends more generally to polymers having elasticity.

The working principle is as follows: when the noise reduction protection device for the electromechanical equipment is used, the electromechanical equipment is arranged on an arched connecting frame 8, holes correspondingly matched with the bottom end of the electromechanical equipment are drilled on the arched connecting frame 8, the noise reduction plate 7 is fixedly arranged by using bolts, the noise reduction plate 7 utilizes a common holed wood sound absorption plate and a built-in cavity structure to perform auxiliary noise reduction, when the electromechanical equipment vibrates, the inertia vibration reduction balancing weight block 4 is used for reducing vibration by using structural materials which are well known by the prior art and are not repeated, the two sides of the bottom end of the inertia vibration reduction balancing weight block 4 are both connected with traction blocks 309 to guide vibration downwards, the displacement plug rod 304 and the traction blocks 309 are in an integrated structure, at the moment, the displacement plug rod 304 moves downwards under the influence of gravity, hydraulic oil continuously enters from a transfer port 310, the oil connecting pipe 302 is used for balancing the hydraulic oil in a vibration reduction hydraulic groove 305, and the sealing ring 312 flows, utilize the balanced in-process of hydraulic oil to weaken the production of vibration, damping hydraulic pressure groove 305 bottom is provided with long pipe 311 equally and strengthens balanced state, and stopper 307 cooperation damping hydraulic pressure groove 305 fixes spacingly to displacement cock stem 304, and the intussuseption of casing 301 is filled with elastic filling body 308 and is favorable to the damping, and multiple damping, accessory are reinforceed and are fallen the noise, the practicality is strong.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an electromechanical equipment protector of making an uproar falls, includes installation piece (1), frame plate (2), inertia damping balancing weight (4), sideboard (5), set screw (6), fall board (7), arch link (8), spring (9) and gasket (10) of making an uproar, installation piece (1) side is through electric arc welding on frame plate (2), frame plate (2) upper surface bonds through adhesive with damping mechanism (3) lower surface, be equipped with sideboard (5) on inertia damping balancing weight (4) sideline, and sideboard (5) and inertia damping balancing weight (4) structure as an organic whole, inertia damping balancing weight (4) are connected through set screw (6) with arch link (8), reserve the hole on set screw (6) run through arch link (8), fall board (7) surface of making an uproar and imbed on arch link (8) through nested mode, the bottom end of the noise reduction plate (7) is elastically connected with the top end of the spring (9), the bottom end of the spring (9) is welded with a gasket (10) through electric arc, and the lower surface of the gasket (10) is bonded with the upper surface of the inert vibration reduction balancing weight (4) through an adhesive;

the method is characterized in that: the damping device is characterized by further comprising a damping mechanism (3), wherein the damping mechanism (3) comprises a shell (301), an oil connecting pipe (302), a through hole (303), a displacement plug rod (304), a damping hydraulic groove (305), a long pipe opening (306), a limiting block (307), an elastic filling body (308), a traction block (309), a transfer opening (310), a long pipe (311) and a sealing ring (312), the traction block (309) used for connecting the displacement plug rod (304) is installed on the shell (301) in an embedded mode, the traction block (309) is in clearance fit with the inner surface of the shell (301), the right side of the top end of the oil connecting pipe (302) is communicated with the damping hydraulic groove (305) with a balanced oil effect through the through hole (303) in the displacement plug rod (304), the displacement plug rod (304) and the traction block (309) used for connecting the inert damping counterweight block (4) are of an integrated structure, and the damping hydraulic groove (305) is located above the frame plate (2, damping hydraulic pressure groove (305) bottom is equipped with long tube mouth (306) that is used for shifting fluid, and long tube mouth (306) are the access & exit of long tube (311), stopper (307) fixed mounting is in displacement cock stem (304) side that has the function of reciprocating, and stopper (307) are located inside casing (301), casing (301) intussuseption is filled with elastic filler body (308) that can take place elastic deformation after the extrusion, shift mouthful (310) and set up for damping hydraulic pressure groove (305) bottom that can balance fluid and reserve the mouth, sealing ring (312) top embedding is installed in displacement cock stem (304) bottom that has the function of reciprocating, and sealing ring (312) internal surface and even oil pipe (302) surface sealing connection.

2. The noise reduction and protection device for electromechanical equipment according to claim 1, wherein: damping mechanism (3) are installed to inertia damping balancing weight (4) bottom bilateral symmetry, and damping mechanism (3) are connected through traction block (309) with inertia damping balancing weight (4).

3. The noise reduction and protection device for electromechanical equipment according to claim 1, wherein: and hydraulic oil is filled in the vibration reduction hydraulic tank (305) in the initial state, and the hydraulic oil is reserved in the oil connecting pipe (302) and the long pipe (311).

4. The noise reduction and protection device for electromechanical equipment according to claim 1, wherein: the noise reduction plate (7) is of a common perforated wood sound absorption plate and a built-in cavity structure.

5. The noise reduction and protection device for electromechanical equipment according to claim 1, wherein: the arched connecting frame (8) is an auxiliary piece connected with electromechanical equipment, and the arched connecting frame (8) is correspondingly drilled and installed when the electromechanical equipment is installed.

6. The noise reduction and protection device for electromechanical equipment according to claim 1, wherein: the oil connecting pipe (302) is provided with 4 pieces, and the number of the springs (9) is 8.

7. The noise reduction and protection device for electromechanical equipment according to claim 1, wherein: and the included angle between the inertia vibration reduction balancing weight (4) and the vibration reduction mechanism (3) is 90 degrees.